题目

Read the following passage.Summarize the main idea and the main point(s) of the passage in no more than 60words. Use your own words as far as possible.How to Improve Your English Pronunciation Accurate pronunciationis an important part of learning English, or any language for that matter. Theway your speech sounds can have a big impact on whether or not peopleunderstand what you are saying and their initial impression of you. There areno shortcuts to perfect pronunciation; there are, however, some ways you canpractice more effectively and improve your skills faster. It's often difficult tohear20 世纪 90 年代的海湾战争和科索沃事件表明（       ）A．多极化趋势不利于世界和平与安全            B．联合国已不能承担维和责任C．霸权主义和强权政治在当今是一个突出的问题   D．美国和北约取代了联合国的位置